And you thought the tablet revolution was over. Think again. Russian PC Maker Rover Computer has released five new tablet PCs. While one of the machines run Windows CE 6.0, the remaining have Google’s Android operating system.

To start with, there is the Roverpad Air G70, which has a 7-inch resistive touchscreen display, a 667MHz ARM11 processor, 256MB of RAM, a 4GB internal flash drive, WiFi, a microSD expansion slot and 3G (optional).

The second model the Roverpad Go G50 is an Android-powered 5-inch tablet. It has a Marvell PXA303 processor, 128MB of RAM, 2GB of storage, 3G, WiFi, a microSD slot and a USB port.

The third model has a 4-inch display with a resolution of 800 x 480 pixels. It supports a range of file formats and is compatible with navigation software.

The fourth model the Go G72 has a 7-inch panel. Other features include a webcam, Bluetooth and GPS.

Finally, the 7-inch TegA W70 features a NVIDIA Tegra processor. It also has HDMI, 4GB of flash storage, 3G, a webcam, 512MB of RAM, a capacitive touchscreen and Android 2.1.

All models are expected to hit retail shelves by October. No word on pricing at the moment.